code: def test_init_without_params(self):
      pass
  
imports: import json
  import os
  import tempfile
  import unittest
  import numpy
  from transformers.testing_utils import require_torch, require_vision
  from transformers.utils import is_torch_available, is_vision_available
  from ...test_image_processing_common import ImageProcessingTestMixin, prepare_image_inputs
label_desc: Use image node_id 5 for calling the OneFormerImageProcessingTest obj's underlying member method code with example usage: obj.test_init_without_params() without return types